| abstract |
The invention relates to a device (1) for identifying substances of a material by means of spectroscopy, comprising a laser (2) for irradiating a sample (3) of said material with light of at least one wavelength, a detector (6) for detecting the light re-emitted by the sample, and an analysis device for the spectroscopic analysis of the detected light, said laser being a pulsed laser having a pulse duration in the picosecond range or even shorter. |